#!/bin/sh
while true
do
hour=`date | cut -c12-13`
min=`date | cut -c15-16`
if [ "$hour" -gt "12" ]
then
  day=pm
  hour=`expr "$hour" '-' '12'`
else
  day=am
fi
echo "press ^C to exit
$hour:$min $day"
sleep 1
done